diff options
Diffstat (limited to 'args.hxx')
| -rw-r--r-- | args.hxx | 78 |
1 files changed, 51 insertions, 27 deletions
@@ -404,6 +404,8 @@ namespace args } }; + /** Attributes for flags. + */ enum class Options { /** Default options. @@ -674,6 +676,10 @@ namespace args } }; + /** A number of arguments which can be consumed by an option. + * + * Represents a closed interval [min, max]. + */ struct Nargs { const size_t min; @@ -1160,6 +1166,8 @@ namespace args }; + /** Class for using global options in ArgumentParser. + */ class GlobalOptions : public Group { public: @@ -1169,6 +1177,23 @@ namespace args } }; + /** Utility class for building subparsers with coroutines/callbacks. + * + * Brief example: + * \code + * Command command(argumentParser, "command", "my command", [](args::Subparser &s) + * { + * // your command flags/positionals + * s.Parse(); //required + * //your command code + * }); + * \endcode + * + * For ARGS_NOEXCEPT mode don't forget to check `s.GetError()` after `s.Parse()` + * and return if it isn't equals to args::Error::None. + * + * \sa Command + */ class Subparser : public Group { private: @@ -1199,19 +1224,31 @@ namespace args return command; } + /** (INTERNAL) Determines whether Parse was called or not. + */ bool IsParsed() const { return isParsed; } + /** Continue parsing arguments for new command. + */ void Parse(); + /** Returns a vector of kicked out arguments. + * + * \sa Base::KickOut + */ const std::vector<std::string> &KickedOut() const noexcept { return kicked; } }; + /** Main class for building subparsers. + * + * /sa Subparser + */ class Command : public Group { private: @@ -1327,40 +1364,27 @@ namespace args void Epilog(const std::string &epilog_) { this->epilog = epilog_; } - const std::function<void(Subparser&)> &GetCoroutine() const - { - return parserCoroutine; - } - + /** The name of command + */ const std::string &Name() const - { - return name; - } + { return name; } + /** The description of command + */ const std::string &Help() const - { - return help; - } + { return help; } virtual bool IsGroup() const override - { - return false; - } + { return false; } virtual bool Matched() const noexcept override - { - return Base::Matched(); - } + { return Base::Matched(); } operator bool() const noexcept - { - return Matched(); - } + { return Matched(); } void Match() noexcept - { - matched = true; - } + { matched = true; } void SelectCommand(Command *c) noexcept { @@ -2099,10 +2123,10 @@ namespace args /** Change allowed option separation. * - * \param allowJoinedShortValue Allow a short flag that accepts an argument to be passed its argument immediately next to it (ie. in the same argv field) - * \param allowJoinedLongValue Allow a long flag that accepts an argument to be passed its argument separated by the longseparator (ie. in the same argv field) - * \param allowSeparateShortValue Allow a short flag that accepts an argument to be passed its argument separated by whitespace (ie. in the next argv field) - * \param allowSeparateLongValue Allow a long flag that accepts an argument to be passed its argument separated by whitespace (ie. in the next argv field) + * \param allowJoinedShortValue_ Allow a short flag that accepts an argument to be passed its argument immediately next to it (ie. in the same argv field) + * \param allowJoinedLongValue_ Allow a long flag that accepts an argument to be passed its argument separated by the longseparator (ie. in the same argv field) + * \param allowSeparateShortValue_ Allow a short flag that accepts an argument to be passed its argument separated by whitespace (ie. in the next argv field) + * \param allowSeparateLongValue_ Allow a long flag that accepts an argument to be passed its argument separated by whitespace (ie. in the next argv field) */ void SetArgumentSeparations( const bool allowJoinedShortValue_, |